Robuta

https://questions.collegedunia.com/exams/questions/when-blue-vitriol-is-heated-at-373-k-the-product-f-62a86fc89f520d5de6eba58f When 'blue vitriol' is heated at $373 \,K$, the pr When 'blue vitriol' is heated at $373 \,K$, the product formed is blue vitriolthe prheatedk